CS403 Database Management Systems Assignment No.02 Solutions Fall Spring 2015 Due Date : 12th Jun 2015

Assignment No. 2 Graded Semester Spring 2015 Database Management Systems – CS403 Objective: The assignment has been designed to develop your ability to identity the Entities and their Attributes  and to draw the ER Diagram Instructions: Please read the following instructions carefully before solving & submitting assignment: 1.      The assignment will not be accepted after due date. 2.      Zero marks will be awarded to the assignment that does not open or the file is corrupt. 3.      The assignment file must be an MS Word (.doc) file format; Assignment will not be accepted in any other format. 4.      Zero marks will be awarded to the assignment if copied (from other student or copied from handouts or internet). 5.      Zero marks will be awarded to the assignment if the Student ID is not mentioned in the assignment file.

Question 1                                                                                                                                         [10 Marks] Case Study: A garment brand “Orchid Textile” is using a Retail Management System for management of Sales. It is currently dealing in readymade garments. Mentioned software has following features: It will save Product Information like Product Code, Price, Specification related attributes including garment picture. Sales Manager will be able to Save, Delete, Edit and Search Products. It will record every transaction details like Trans id, Date, Time and other details. Billing invoice will be created against each Transaction. Invoice will have Date, No. of Items, Time, Total Price etc. Sales manager will be able to print invoice Admin of Orchid Textile is able to view different reports of Sales like Daily report, monthly report and yearly report. They are also able to view “Top Ten Items Sold “in specific duration. Sales Manager is also able to view Stock details to manage items according to customer demand. Moreover, customer data will also be saved to inform them about future promotions. For above mentioned scenario (“Orchid Retail MGT System”), provide a)      Draw Entity Relationship Diagram. Question 2                                                                                                                                         [10 Marks] Draw the ER Diagram to represent the following entity types and the natural relationships among them: VEHICLE, AIR VEHICLE, WATER VEHICLE, OCEAN VESSEL, RIVER RAFT, HELICOPTER, RAIL VEHICLE, BICYCLE, AIRPLANE, ROAD VEHICLE and CAR.